Standard Science Primary 6 Interactions

A desert plant has a thick, waxy stem and leaves reduced to spines. How do these adaptations help the plant?

A To protect the plant from being eaten only.
B To absorb more sunlight for energy.
C To increase the rate of photosynthesis.
D To reduce water loss through transpiration.
Show Worked Solution

Worked Solution

Step 1: Identify the environment (Desert - hot and dry). Step 2: Relate small surface area (spines) and waxy covering to water conservation. Step 3: Match with transpiration reduction.

Correct answer: To reduce water loss through transpiration.

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free